homologyIso_rightHomologyData — Mathlib

English

Equality: S.rightHomologyData.homologyIso equals S.rightHomologyIso.symm.

Русский

Равенство: правой гомологией S.rightHomologyData.homologyIso равняется обратному S.rightHomologyIso.

LaTeX

$$$S.rightHomologyData.homologyIso = S.rightHomologyIso^{-1}$$$

Lean4

@[simp]
theorem homologyIso_rightHomologyData [S.HasHomology] : S.rightHomologyData.homologyIso = S.rightHomologyIso.symm :=
  by
  ext
  simp [homologyIso, rightHomologyIso]

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